20575202

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 34618752

約数和(自身を除く): 14043550

約数列:

[1, 2, 17, 23, 34, 46, 83, 166, 317, 391, 634, 782, 1411, 1909, 2822, 3818, 5389, 7291, 10778, 14582, 26311, 32453, 52622, 64906, 123947, 247894, 447287, 605153, 894574, 1210306, 10287601, 20575202]

約数ペア:

[(1, 20575202), (2, 10287601), (17, 1210306), (23, 894574), (34, 605153), (46, 447287), (83, 247894), (166, 123947), (317, 64906), (391, 52622), (634, 32453), (782, 26311), (1411, 14582), (1909, 10778), (2822, 7291), (3818, 5389)]